Perhaps you should try some spelling variations:
action mathematical » functions mathematical, valuation mathematical, equation mathematical
society stating » society creating, society meeting, society shewing
stating agents » nitrating agents, aerating agents, blasting agents

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((non mathematical) OR (action mathematical)) society stating agents.
• Adding a wildcard symbol may retrieve word variants: ((non mathematical) or (action mathematical)) society stating agents*.